An alternative to a yes/no box: Hovering the cursor over the delete button highlights in red what it's going to delete.

The update to the rail builder has made specifying rail rotation more annoying than before. Current problems: Can't rotate clockwise. Difficult to tell which direction the current rotation setting is. (Only visible when a path to the cursor position at the current angle is found.) Rotation setting i...

While I was building a train track and fishing I noticed that the green roboport construction radius wasn't displaying for my character. Bots were still working, I just couldn't see the area they could work in. Toggling the personal roboport off and on didn't fix it. The next thing I tried -- saving...

Ok, here is the save.
Edit: I guess the forum doesn't like 21mb files. "error parsing server response". I switched the compression from zip to 7z.

With the 0.17 pollution changes, was it intentional to make the pollution clouds over water and concrete stick around long after a factory or mine shuts down? I've been seeing this since I converted this 0.15/0.16 railworld save to 0.17.4.